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SPECS / COMPARISON

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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

FeatureHyundai ROBEX 320LC-7A HIGH CHASSISExcavatorKobelco SK330 LCExcavator
Excavator TypeMid-Size ExcavatorMid-Size Excavator
Weight34700 kg36423 kg
Horsepower177 kW177 kW
Digging Depth613 cm722 cm
Max Digging Depth613 cm722 cm
Max Loading Height734.6 cm759.0 cm
Max Reach Along Ground1005.8 cm1100.3 cm
Max Vertical Wall Digging Depth573.0 cm630.9 cm
Overall Length1124.7 cm1121.7 cm
Track Length4846.3 cm4846.3 cm
Length of Track on Ground405.4 cm405.4 cm
Reference Bucket Capacity1.5 m21.5 m2
Max Bucket Capacity2.1 m21.8 m2
Min Bucket Capacity0.9 m20.7 m2
Ground Clearance79.2 cm76.2 cm
Tail Swing Radius335.3 cm350.5 cm
Overall Width347.5 cm341.4 cm
Engine MakeCumminsKobelco
Engine ModelQSC6 D16-TLEB
Net Power177 kW177 kW
Gross Power192 kw184 kw
Rated Power1750 RPM2200 RPM
Hydraulic Pump Flow Capacity519 LPM526 LPM
Hydraulic System Capacity320.2 l351.3 l
Relief Valve Pressure353 Bar275 Bar
Operating Weight34700 kg36423 kg
Max Travel Speed5.3 km6.0 km
Swing Speed9.1 RPM9.1 RPM
Cab Height341.4 cm313.9 cm
AspirationTurbochargedTurbocharged
Max Torque1125.3 Nm—
Cooling Capacity45.0 l—
Fuel Capacity480.4 l290.3 l
Swing Drive Capacity11.4 l—
Engine Oil Capacity35.2 l—
Operating VoltageOperating Voltage 24 V—
Ground Pressure66.2 kPa37714.3 kPa
Number of Carrier Rollers per Side2—
Number of Track Rollers per Side9—
Number of Shoes per Side48—
Displacement8291.9 cc7538.0 cc
Shoe Size60.2 cm80.0 cm
Max Cutting Height1051.6 cm1079.0 cm
Alternator50 A—
Track Gauge289.6 cm298.7 cm
Removal Counterweight Clearance152.4 cm149.4 cm
Torque Power1500 RPM—
Drawbar Pull28.500 kg28.940 kg
Sourceheavyequipments.net archive (imported 2026-10)heavyequipments.net archive (imported 2026-10)
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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051